Air Pollution Conservation Earth Day Pollution Control 
PA Environment Daily
MAY 30, 2022
While attending Albion College in Michigan, he helped organize the first Earth Day in 1970 and appeared on a CBS-TV prime-time special hosted by Walter Cronkite that was called Earth Day: A Question of Survival. CBS reported, and not all its foundries had installed air pollution control equipment.
Environmental Science
JULY 30, 2018
The 4 big ones are the 1972 Clean Water Act , the 1970 Clean Air Act , the 1974 Safe Drinking Water Act , and 2 hazardous waste laws having the acronyms CERCLA and RCRA, which I will explain later. Through this law, water pollution is managed by controlling wastewater discharges. Each law has thousands of regulations.
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